INDEX. 
89 
Page. 
Syringa persica, food plant of San Jose scale 38 
vulgaris, food plant of San Jose scale 38 
Thorn> silver. (See Elseagnus longipes.) 
Tli uya occidentalism food plant of San Jose scale 39 
Tilia americana, food plant of San Jose scale 38 
sp. , food plant of San Jose scale 38 
Toxylon pomiferum, food plant of San Jose scale 38 
Typophorus canellus, spreading San Jose scale 57 
Ulmus americana, food plant of San Jose scale 38 
campestris, food plant of San Jose scale 38 
sp. , food plant of San Jose scale 38 
Yermorel nozzle, for spraying lime-sulfur wash 75 
Viburnum cassinoides, food plant of San Jose scale 39 
opulus, food plant of San Jose scale 39 
sp. , food plant of San Jose scale 39 
Virginia creeper. (See Ampelopsis quinquefolia.) 
Vitis sp. , food plants of San Jose scale - 39 
Viviparous habit of San Jose scaie - - 43-45 
Walnut. (See Juglans nigra, J. regia, and J. sieboldiana. ) 
Willow. (See Salix sp., S. pentandra, and S. babylonica.) 
o 
